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  <title>吴1234四班chrome</title>
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  <div class="book-category sci-fi">
    <h2>科幻小说</h2>
    <div class="book-item">星际穿越 - 评分：4.6</div>
    <div class="book-item high-rating">火星救援 - 评分：4.8</div>
    <div class="book-item" id="special-book">银河帝国 - 评分：4.3</div>
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  <div class="book-category literature">
    <h2>文学经典</h2>
    <div class="book-item">傲慢与偏见 - 评分：4.4</div>
    <div class="book-item high-rating">了不起的盖茨比 - 评分：4.7</div>
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  <div class="book-category history">
    <h2>历史</h2>
    <div class="book-item">人类简史 - 评分：4.5</div>
    <div class="book-item">枪炮、病菌与钢铁 - 评分：4.6</div>
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